\begin{thebibliography}{}

\bibitem[\protect\citeauthoryear{Unknown}{2013}]{ETSI}
\newblock TTCN-3 Tutorial
\newblock ETSI Centre for Testing and Interoperability
\newblock \url{http://www.ttcn-3.org/files/ETSI\_TTCN3\_Tutorial.pdf}

\bibitem[\protect\citeauthoryear{Unknown}{2002-2015}]{Ericsson}
\newblock TTCN-3 Course Presentation Material
\newblock Ericsson Test Solutions and Competence Center
\newblock \url{http://www.ttcn-3.org/files/TTCN3\_P.pdf}

\bibitem[\protect\citeauthoryear{Unknown}{2002-2015}]{ETSI}
\newblock ETSI svn repository
\newblock \url{http://oldforge.etsi.org/websvn/}




\end{thebibliography}